Your Go-To Room Addition Contractors in Montclair, NJ

Room Additions Montclair NJ If you could use some more elbow room in your home, it may be time to invest in a room addition or two. And if you live in Montclair, New Jersey, Alleva Construction is the contractor to call. We’ve been carrying out room additions since 1987 and know a thing or two about quality construction. But, don’t simply take our word for it—just ask our countless satisfied customers or consider our:

A+ rating with the Better Business Bureau
Best of Houzz award
Status as a Certified Green Remodeler by the National Association of Home Remodelers
Multiple decades in business

Design and Build For Better Living

Alleva Construction is a full-service design and build company that is equipped to complete large-scale projects with ease. We will seamlessly facilitate every aspect of your room addition project, from initial design concepts to post-construction clean-up, all while keeping you informed every step of the way. You can rely on us for:

First- or second-story home additions
Bump-outs
Deck construction

We can also make your new space stylish, functional, and tailored to your exact preferences, as our team also specializes in interior and exterior home remodeling. We can install cabinetry, flooring, lighting, plumbing, siding, masonry, windows, roofing, and much more.

Schedule a Consultation Today

Let’s get started! To learn more about room additions from Alleva Construction, schedule an in-home consultation today. We are proud to serve homeowners in Montclair and surrounding communities, and offer interest-free financing and flexible payment options.

Get this kitchen for

$200

a month!

With the best financing in the region, you could have your dream kitchen for as low as $200 a month.

Financing Options

With the best financing in the region, you could have your dream kitchen for as low as $200 a month.

Financing Options

Get your addition for

$500

a month!

With the best financing in the region, you could have your dream addition for as low as $500 a month.

Financing Options

With the best financing in the region, you could have your dream addition for as low as $500 a month.

Financing Options

Masonry work for

$100

a month!

With the best financing in the region, you could have your masonry work for as low as $100 a month.

Financing Options

With the best financing in the region, you could have your masonry work for as low as $100 a month.

Financing Options

Get this bath for

$150

a month!

With the best financing in the region, you could have your dream bath for as low as $70 a month.

Financing Options

With the best financing in the region, you could have your dream bath for as low as $70 a month.

Financing Options

Bring Your Vision to Life

We work with you to create your dream on any budget.

Client Satisfaction is Our Priority

"Alleva Construction is a great business and they do amazing work. They are also very community oriented and give back to the fullest extent. I recently hosted a career day at my school and they did not hesitate to jump on boa"

– Valencia Henry

"I just wanted to let you know that the electrician came and reconnected the light fixture that now works and Innovative Closet Design came again and rebuffed the glass shower door and it is now satisfactory. Thank you for all"

"I’m writing to provide a recommendation of the highest level on behalf of Alleva Construction. Living in a condo on the Hudson Waterfront, I had presented Alleva with a challenging and unique design/construction project "

– Bennett

"The bathroom is beautiful and everything works! Freddie, Kirin and the entire Alleva staff did a terrific job... attentive, informative and on top of the project. I also commend you in the professional manner in which you han"

"I had a stupid accident in my driveway in January when my car slipped out of gear and rolled into our shed. Causing damage to my car and even causing the shed to be moved off its foundation. We contacted Alleva Construction I"

– Donna Toomey

"Bob and I wanted to take this opportunity to thank you for the beautiful renovations done to our home. Your vision for our home exceeded anything we could have imagined—driving up to the house and seeing the new front door,"

"I engaged Alleva Construction to assist in some emergency repairs and restoration work. Mike Alleva was immediately responsive to my call, understood and explained the required repairs in short order. His crew was at work the"

"We would like to take this opportunity to commend everybody at Alleva Construction for a job well done. It is imperative to say first and foremost that we wouldn’t have been able to preserve our sanity without the constant "

"We’ve always defined customer service as “being able to successfully anticipate and exceed customer expectations”, and, if Alleva & Co. were just another general contracting firm we probably wouldn’t make the effort t"

– The Hollands

"I want to take this opportunity to thank you for the services your company performed at Company No. 1, Yawpo Fire House, Oakland, New Jersey. Your office staff was courteous and responsive and always responded promptly to "

– Charles M. Smiley, Jr. Superintendent, Department of Public Works

"We highly recommend Alleva Construction. They have done quite a few jobs at our home, and we are very pleased with their work. They are reasonable, reliable, and efficient. Their work is always done in a timely fashion. They "

"We are very happy with our new windows. They look great, and we no longer hear the traffic. Mike's idea, framing them, is the perfect finishing touch. Your masonry work is first rate. Whatever the job, we call Alleva first"

– JB Oradell

"Alleva Construction has done the work on my house for the past six years. They have done construction, repair, and replacement work. In my opinion, Alleva Construction is simply the best construction company I have ever found"

"I thought it would be appropriate to send you a note commending the work done in my home over the course of 1999-2000. I have been surprised to find out how consistently thorough, professional, and neat your team is. I have a"

"Alleva Construction has just completed a large renovation to our home consisting of the following: New and Expanded Kitchen Expanded Family Room incl. Bricking of Fireplace and Hearth Conversion of Porch to Year-Round He"

Create your dream home with confidence today

Schedule a Consultation

BRANNJ

Certified Remodeler

NAHB

Lead-Safe EPA Certified Firm

BBB Accredited

Green Certifiied Professional